CN111982639A - Device for separating liquid of rapid automatic dyeing machine and use method thereof - Google Patents
Device for separating liquid of rapid automatic dyeing machine and use method thereof Download PDFInfo
- Publication number
- CN111982639A CN111982639A CN202010919863.4A CN202010919863A CN111982639A CN 111982639 A CN111982639 A CN 111982639A CN 202010919863 A CN202010919863 A CN 202010919863A CN 111982639 A CN111982639 A CN 111982639A
- Authority
- CN
- China
- Prior art keywords
- pump core
- nozzle
- connector
- valve
- bottle body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000004043 dyeing Methods 0.000 title claims abstract description 9
- 239000007921 spray Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 abstract description 4
- 230000002055 immunohistochemical effect Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000003364 immunohistochemistry Methods 0.000 description 3
- 238000010186 staining Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011532 immunohistochemical staining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
- G01N1/31—Apparatus therefor
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The invention provides a device for separating liquid of a quick automatic dyeing machine and a using method thereof.A nozzle cap is arranged on a spray head of a nozzle, the nozzle is of a tubular hollow structure, a tubular connector is arranged in the other end of the nozzle along the axial direction in a sliding manner, one end of the connector is detachably connected with the bottle mouth end of a bottle body, a one-way valve is correspondingly arranged at the bottle mouth end of the bottle body in the connector, a gas-tight valve is also fixed in the connector, a pump core is arranged in the nozzle along the axial direction, one end of the pump core is butted with the spray head, the other end of the pump core penetrates through the gas-tight valve in the connector, the pump core and the gas-tight valve are in sliding sealing, a spring is sheathed outside the pump core and is arranged between the pump core and the connector, and the side wall of the. The quantitative liquid spraying of small-volume liquid is realized, and the automatic operation of an immunohistochemical process can be completed by matching with a card box direct sheet spreading and an automatic device with a centrifugal liquid discharging structure. Belongs to the field of liquid separation of dyeing machine.
Description
Technical Field
The invention relates to a device for separating liquid of a rapid automatic staining machine and a using method thereof, which are mainly used in the field of immunohistochemistry, and are used for realizing automation, batch operation, reagent loading, accurate quantitative liquid separation, no residue and the like.
Background
Immunohistochemistry is used for precise localized staining at the tissue molecular level and is widely applied to clinical pathological diagnosis. In order to more reliably and conveniently carry out immunohistochemical staining, a staining machine with an automatic flow process generally replaces the manual operation of immunohistochemistry. One common problem with the use of automatic tablet dyeing machines is that the reagent dosage is large and the use cost is increased; another problem is that the liquid agent is not sprayed accurately and remains extremely large. To overcome these problems, the present invention has been applied.
Disclosure of Invention
Aiming at the problems, the invention provides a device for separating liquid of a rapid automatic film dyeing machine and a using method thereof, so that quantitative liquid spraying of small-volume liquid is realized, and the automatic operation of an immunohistochemical process can be completed by matching with a card box to directly lay a film and an automatic device with a centrifugal liquid discharge structure.
In order to solve the problems, the device for separating the liquid of the rapid automatic dyeing machine is to be adopted, and comprises a nozzle cap, a nozzle and a bottle body, wherein two-dimensional codes can be sprayed on the outer wall of the nozzle, a nozzle is arranged at one end of the nozzle, the nozzle cap is detachably covered on the nozzle, the nozzle is of a tubular hollow structure, a tubular connector is arranged in the other end of the nozzle in an axial sliding manner, one end of the connector is detachably connected with the bottle mouth end of the bottle body, a one-way valve is correspondingly arranged at the bottle mouth end of the bottle body in the connector, a sealing air valve is further fixed in the connector, a pump core is arranged in the nozzle in an axial direction, one end of the pump core is butted with the nozzle, the other end of the pump core penetrates through the sealing air valve in the connector, the pump core is in sliding sealing with the sealing air valve, a spring is further sleeved outside the pump core, the spring is arranged between the nozzle and the connector or between the, and under the natural state without external force, the drainage hole is sealed at the air-tight valve, after the bottle body is pressed towards the nozzle, the spring is compressed, the air-tight valve and the pump core slide relatively, the pump core corresponding to the drainage hole slides into the cavity between the one-way valve and the air-tight valve, after the pressing is cancelled, the spring rebounds, negative pressure is formed in the cavity during rebounding, the one-way valve is conducted, liquid in the bottle body flows into the cavity and enters the pump core through the drainage hole, and finally the liquid is sprayed out by the sprayer, so that quantitative liquid spraying is realized, and the nozzle does not hang liquid and has no residue.
In the device, the one-way valve is a hemispherical one-way valve;
in the device, the other end of the bottle body is of an open structure with internal threads, the end part is in threaded connection with a bottom cover, the bottom of the bottom cover is provided with a bottom hole, and a plug is plugged in the bottom hole;
in the device, the spray head has a taper of 10-30 degrees.
The using method comprises the following steps: when the quantitative liquid spraying device is used, a bottle body filled with liquid is connected onto the connecting head, the plug at the bottom of the bottom cover is taken down, when quantitative liquid spraying is needed, the bottom cover is only needed to be pressed towards the direction of the spray head, the spring is compressed, the air sealing valve and the pump core slide relatively, the pump core corresponding to the drainage hole slides into the cavity between the one-way valve and the air sealing valve, after the pressing is cancelled, the spring rebounds, negative pressure is formed in the cavity during rebounding, the one-way valve is conducted, the liquid in the bottle body flows into the cavity and enters the pump core through the drainage hole, and finally the quantitative liquid spraying is realized through the spray.
Compared with the prior art, the invention has the following advantages:
1. the assembly and disassembly are convenient, and automation of an immunohistochemical process can be realized by matching with automatic equipment;
2. the air-tight valve, the one-way valve and the pump core in the pump valve component of the device structure are matched with the nozzle, so that the small-volume liquid can be quantitatively sprayed out, and the device has the characteristics of high precision, good repeatability, less reagent residue and the like;
3. the device can spray the two-dimensional code, supports the two-dimensional code scanning function, and can realize the functions of information management and the like.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a functional exploded view of the three-dimensional structure of the present invention extending along a central axis during use;
FIG. 3 is an overall elevational view of the invention and a planer view from the same perspective;
FIG. 4 is a detail plan view of the body portion of the present invention;
FIG. 5 is a detailed planer view of a portion of the pump valve assembly of the present invention;
FIG. 6 is a perspective view of a portion of the pump valve assembly of the present invention and an exploded assembly view of the components thereof along a central axis;
FIG. 7 is a perspective view of a detailed construction of the check valve of the pump valve assembly portion of the present invention;
FIG. 8 is a perspective view of a detailed construction of a needle of the valve assembly portion of the pump of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only for explaining the present invention and are not intended to limit the present invention.
Examples
Referring to fig. 1 to 8, this embodiment provides a device for separating liquid of a fast automatic dyeing machine, which includes a nozzle cap 1, a nozzle 3 and a bottle body 4, the other end of the bottle body 4 is an open structure with internal threads, and the end is connected with a bottom cover 7 by threads, the bottom of the bottom cover 7 is provided with a bottom hole, and a plug 5 is plugged on the bottom hole, one end of the nozzle 3 is provided with a spray head 6, the spray head 6 has 10-30 degrees of taper, the nozzle cap 1 is detachably covered on the spray head 6, the nozzle 3 is a tubular hollow structure, a tubular connector 8 is axially slidably arranged in the other end of the nozzle 3, one end of the connector 8 is detachably connected with a mouth end of the bottle body 4, a one-way valve 16 is correspondingly arranged at the mouth end of the bottle body 4 in the connector 8, the one-way valve 16 is a hemispherical one-way valve, a gas-tight valve 14 is further fixed in the connector 8, a pump core 11 is axially arranged in the nozzle 3, one end of the pump core 11 is butted with the spray head 6, the other end passes through the air-tight valve 14 in the connector 8, the pump core 11 and the air-tight valve 14 are in sliding seal, the spring 12 is sleeved outside the pump core 11, the spring 12 is arranged between the spray head 6 and the connector 8 or between the pump core 11 and the connector 8, the side wall of the other end of the pump core 11 is also provided with a drainage hole 19, in a natural state without external force, the drainage hole 19 is sealed at the air-tight valve 14, after the bottle body 4 is pressed towards the nozzle 3, the spring 12 is compressed, the air-tight valve 14 and the pump core 11 slide relatively, the pump core 11 corresponding to the drainage hole 19 slides into the cavity 20 between the one-way valve 16 and the air-tight valve 14, after the pressing is cancelled, the spring 12 rebounds, when rebounds, negative pressure is formed in the cavity 20 and the one-way valve 16 is conducted, liquid in the bottle body 4 flows into the cavity 20 and enters the pump core 11 through the drainage, and the nozzle does not hang liquid and has no residue.
During the use, body 4 that will be equipped with liquid is connected to on the connector 8, take off end cap 5 of bottom 7 bottom, when needing quantitative hydrojet, only need press bottom 7 to the direction of shower nozzle 6, spring 12 compresses, airtight valve 14 and pump core 11 relative slip, pump core 11 that drainage hole 19 department corresponds slides in cavity 20 between check valve 16 and airtight valve 14, after cancelling to press, spring 12 kick-backs, form the negative pressure and make check valve 16 switch on in the cavity 20 during kick-back, liquid inflow cavity 20 and get into pump core 11 through drainage hole 19 in the body 4, spout by shower nozzle 6 at last, realize quantitative hydrojet.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a device that is used for quick automatic dyeing machine to divide liquid which characterized in that: comprises a nozzle (3) and a bottle body (4), one end of the nozzle (3) is provided with a spray head (6), the nozzle (3) is of a tubular hollow structure, a cylindrical connector (8) is arranged in the other end of the nozzle (3) along the axial direction in a sliding manner, one end of the connector (8) is detachably connected with the bottle mouth end of the bottle body (4), a one-way valve (16) is correspondingly arranged at the bottle mouth end of the bottle body (4) in the connector (8), a sealing air valve (14) is also fixed in the connector (8), a pump core (11) is arranged in the nozzle (3) along the axial direction, one end of the pump core (11) is butted with the spray head (6), the other end of the pump core passes through the sealing air valve (14) in the connector (8), the pump core (11) is in sliding sealing with the sealing air valve (14), a spring (12) is further sleeved outside the pump core (11), and the spring (12) is arranged between the spray head (6) and the connector (8) or between the pump core, and a drainage hole (19) is also formed in the side wall of the other end of the pump core (11), the drainage hole (19) is sealed at the air-tight valve (14) in a no-external-force state, and after the bottle body (4) is pressed towards the nozzle (3), the pump core (11) corresponding to the drainage hole (19) slides into a cavity (20) between the one-way valve (16) and the air-tight valve (14).
2. The apparatus of claim 1, wherein: the check valve (16) is a hemispherical check valve.
3. The apparatus of claim 1, wherein: the shower nozzle is characterized by further comprising a nozzle cap (1), wherein the nozzle cap (1) is detachably covered on the shower nozzle (6).
4. The apparatus of claim 1, wherein: the other end of the bottle body (4) is of an open structure with internal threads, the end part of the bottle body is in threaded connection with a bottom cover (7), a bottom hole is formed in the bottom of the bottom cover (7), and a plug (5) is arranged on the bottom hole in a plugged mode.
5. The apparatus of claim 1, wherein: the spray head (6) has 10-30 degrees of taper.
6. The use method of the device of claim 4, characterized in that the specific method is as follows: when the quantitative liquid spraying device is used, a bottle body (4) filled with liquid is connected onto a connector (8), a plug (5) at the bottom of a bottom cover (7) is taken down, when quantitative liquid spraying is needed, the bottom cover (7) only needs to be pressed towards a sprayer (6), a spring (12) is compressed, a gas sealing valve (14) and a pump core (11) slide relatively, the pump core (11) corresponding to a drainage hole (19) slides into a cavity (20) between a one-way valve (16) and the gas sealing valve (14), after the pressing is cancelled, the spring (12) rebounds, negative pressure is formed in the cavity (20) and the one-way valve (16) is conducted when rebounding, the liquid in the bottle body (4) flows into the cavity (20) and enters the pump core (11) through the drainage hole (19), and is finally sprayed out by the sprayer (6), and quantitative liquid spraying is achieved.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919863.4A CN111982639A (en) | 2020-09-04 | 2020-09-04 | Device for separating liquid of rapid automatic dyeing machine and use method thereof |
| PCT/CN2021/079901 WO2021180108A1 (en) | 2020-03-11 | 2021-03-10 | Devices and components for automated tissue processing and staining and uses thereof |
| CN202180003306.0A CN114207403B (en) | 2020-03-11 | 2021-03-10 | Devices and assemblies for automated tissue processing and staining and uses thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010919863.4A CN111982639A (en) | 2020-09-04 | 2020-09-04 | Device for separating liquid of rapid automatic dyeing machine and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111982639A true CN111982639A (en) | 2020-11-24 |
Family
ID=73447455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010919863.4A Pending CN111982639A (en) | 2020-03-11 | 2020-09-04 | Device for separating liquid of rapid automatic dyeing machine and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111982639A (en) |
Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2652517Y (en) * | 2003-10-13 | 2004-11-03 | 林添大 | Emulsion pump |
| CN1901872A (en) * | 2003-12-26 | 2007-01-24 | 参天制药株式会社 | Liquid storage container with bottom filter |
| CN101628269A (en) * | 2008-07-18 | 2010-01-20 | 双有机械有限公司 | Sprayer with auxiliary application and mixing device and manufacturing method |
| CN202725380U (en) * | 2012-05-29 | 2013-02-13 | 上海冠丞金能源科技有限公司 | Spray nozzle |
| CN103272659A (en) * | 2013-05-30 | 2013-09-04 | 成都乾坤动物药业有限公司 | Handheld multipurpose adjustable constant-volume liquid transferring device |
| CN103693281A (en) * | 2013-12-13 | 2014-04-02 | 中山市美捷时包装制品有限公司 | Emulsion vacuum pump device |
| CN104614214A (en) * | 2015-01-27 | 2015-05-13 | 刘凤霞 | Multifunctional smear checker |
| US20150239644A1 (en) * | 2014-02-24 | 2015-08-27 | Gojo Industries, Inc. | Vented non-collapsing containers, dispensers and refill units having vented non-collapsing containers |
| CN105292729A (en) * | 2015-12-02 | 2016-02-03 | 余姚晟祺塑业有限公司 | Quantifying device used for distributing liquid dosages |
| TW201637961A (en) * | 2015-02-23 | 2016-11-01 | 陽光產品公司 | Inverted bottle dispensing systems and methods |
| CN106829176A (en) * | 2016-12-29 | 2017-06-13 | 天津效岩科技有限公司 | A kind of proportioning device of liquid container |
| CN207060802U (en) * | 2017-06-23 | 2018-03-02 | 郭海林 | Novel container with rotary push formula shower nozzle |
| CN108458912A (en) * | 2018-04-14 | 2018-08-28 | 马鞍山大椿生命科技有限公司 | A kind of the stem cell dyeing apparatus and its application method of experiment |
| CN207903079U (en) * | 2018-03-02 | 2018-09-25 | 苏州必优包装有限公司 | Liquid outlet fixed sprinkler |
| CN208307412U (en) * | 2018-03-02 | 2019-01-01 | 苏州必优包装有限公司 | Dewar bottle is laterally pressed in inversion type |
| CN109283033A (en) * | 2018-12-04 | 2019-01-29 | 天津市康婷生物工程集团有限公司 | A kind of HE dyeing apparatus suitable for Various Tissues batch dyeing |
| CN208942883U (en) * | 2018-08-20 | 2019-06-07 | 江苏润洁生物科技有限公司 | It is a kind of to facilitate the mouth sprays bottle for spraying medicament to the greatest extent |
| CN109896144A (en) * | 2019-03-26 | 2019-06-18 | 广东美妆优品科技有限责任公司 | A kind of pump head and the bottle body with the pump head |
| CN210000776U (en) * | 2019-05-30 | 2020-01-31 | 成都和合医学检验所有限公司 | Storage bottle for quantitative detection of organic acids |
| CN211253711U (en) * | 2019-10-29 | 2020-08-14 | 天津珂芬迪斯生物医药科技有限公司 | Quantitative discharging container |
| CN211292260U (en) * | 2019-12-23 | 2020-08-18 | 江苏美克医学技术有限公司 | Automatic liquid spraying device and dyeing machine |
| CN111547368A (en) * | 2020-06-03 | 2020-08-18 | 麦嘉铖 | Liquid outlet control mechanism and inverted container with same |
| CN111572951A (en) * | 2020-06-11 | 2020-08-25 | 苏州艾迈实业有限公司 | Replaceable vacuum bottle |
-
2020
- 2020-09-04 CN CN202010919863.4A patent/CN111982639A/en active Pending
Patent Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2652517Y (en) * | 2003-10-13 | 2004-11-03 | 林添大 | Emulsion pump |
| CN1901872A (en) * | 2003-12-26 | 2007-01-24 | 参天制药株式会社 | Liquid storage container with bottom filter |
| CN101628269A (en) * | 2008-07-18 | 2010-01-20 | 双有机械有限公司 | Sprayer with auxiliary application and mixing device and manufacturing method |
| CN202725380U (en) * | 2012-05-29 | 2013-02-13 | 上海冠丞金能源科技有限公司 | Spray nozzle |
| CN103272659A (en) * | 2013-05-30 | 2013-09-04 | 成都乾坤动物药业有限公司 | Handheld multipurpose adjustable constant-volume liquid transferring device |
| CN103693281A (en) * | 2013-12-13 | 2014-04-02 | 中山市美捷时包装制品有限公司 | Emulsion vacuum pump device |
| US20150239644A1 (en) * | 2014-02-24 | 2015-08-27 | Gojo Industries, Inc. | Vented non-collapsing containers, dispensers and refill units having vented non-collapsing containers |
| CN104614214A (en) * | 2015-01-27 | 2015-05-13 | 刘凤霞 | Multifunctional smear checker |
| TW201637961A (en) * | 2015-02-23 | 2016-11-01 | 陽光產品公司 | Inverted bottle dispensing systems and methods |
| CN105292729A (en) * | 2015-12-02 | 2016-02-03 | 余姚晟祺塑业有限公司 | Quantifying device used for distributing liquid dosages |
| CN106829176A (en) * | 2016-12-29 | 2017-06-13 | 天津效岩科技有限公司 | A kind of proportioning device of liquid container |
| CN207060802U (en) * | 2017-06-23 | 2018-03-02 | 郭海林 | Novel container with rotary push formula shower nozzle |
| CN207903079U (en) * | 2018-03-02 | 2018-09-25 | 苏州必优包装有限公司 | Liquid outlet fixed sprinkler |
| CN208307412U (en) * | 2018-03-02 | 2019-01-01 | 苏州必优包装有限公司 | Dewar bottle is laterally pressed in inversion type |
| CN108458912A (en) * | 2018-04-14 | 2018-08-28 | 马鞍山大椿生命科技有限公司 | A kind of the stem cell dyeing apparatus and its application method of experiment |
| CN208942883U (en) * | 2018-08-20 | 2019-06-07 | 江苏润洁生物科技有限公司 | It is a kind of to facilitate the mouth sprays bottle for spraying medicament to the greatest extent |
| CN109283033A (en) * | 2018-12-04 | 2019-01-29 | 天津市康婷生物工程集团有限公司 | A kind of HE dyeing apparatus suitable for Various Tissues batch dyeing |
| CN109896144A (en) * | 2019-03-26 | 2019-06-18 | 广东美妆优品科技有限责任公司 | A kind of pump head and the bottle body with the pump head |
| CN210000776U (en) * | 2019-05-30 | 2020-01-31 | 成都和合医学检验所有限公司 | Storage bottle for quantitative detection of organic acids |
| CN211253711U (en) * | 2019-10-29 | 2020-08-14 | 天津珂芬迪斯生物医药科技有限公司 | Quantitative discharging container |
| CN211292260U (en) * | 2019-12-23 | 2020-08-18 | 江苏美克医学技术有限公司 | Automatic liquid spraying device and dyeing machine |
| CN111547368A (en) * | 2020-06-03 | 2020-08-18 | 麦嘉铖 | Liquid outlet control mechanism and inverted container with same |
| CN111572951A (en) * | 2020-06-11 | 2020-08-25 | 苏州艾迈实业有限公司 | Replaceable vacuum bottle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4784834A (en) | Pipette | |
| USRE37734E1 (en) | Dispensing bulb | |
| US3067915A (en) | Liquid dispensing devices | |
| RU2002117441A (en) | METHOD FOR SPRAYING LIQUIDS IN THE FORM OF FOAM BY DEFORMABLE CONTAINERS AND DEVICE FOR CARRYING OUT THE METHOD | |
| CN109364334A (en) | A kind of syringe | |
| JP2015502295A (en) | Fluid dispenser | |
| US4091677A (en) | Pipetting apparatus | |
| CN111982639A (en) | Device for separating liquid of rapid automatic dyeing machine and use method thereof | |
| CN212207403U (en) | Portable application of sample device | |
| CN209927532U (en) | Inspection sampling device for basic medicine | |
| JPS58165840A (en) | Dosing pistol | |
| CN208098114U (en) | The accurate liquid-transfering device of viscous solution | |
| US2621971A (en) | Atomizer | |
| JP2007007619A (en) | Valve for discharging liquid material | |
| CN209791586U (en) | liquid suction device for pipette | |
| CN210400520U (en) | Quantitative regulating measuring flask | |
| WO2012174754A1 (en) | Dosing pump device | |
| US3779279A (en) | Conductivity measuring cell | |
| CN108216896A (en) | It can realize the medicinal liquid bottle of quantitative liquid getting | |
| JPH09164348A (en) | Sprayer | |
| JPS6314921Y2 (en) | ||
| KR102406481B1 (en) | Safety vessel set for reagent | |
| CN208407036U (en) | Fluid aspirator for pipette | |
| CN212041159U (en) | Oil cup assembly for airless high-pressure sprayer | |
| CN213947956U (en) | Spring type ink suction pen ink container |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201124 |